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28092882692 = 2271003317239
BaseRepresentation
bin11010001010011101…
…110101111100000100
32200111211201022020202
4122022131311330010
5430013234221232
620523343550032
72013111364040
oct321235657404
980454638222
1028092882692
1110a06777626
1255402bb318
13285923bb14
14150704b020
15ae64b2162
hex68a775f04

28092882692 has 12 divisors (see below), whose sum is σ = 56185765440. Its totient is φ = 12039806856.

The previous prime is 28092882689. The next prime is 28092882707. The reversal of 28092882692 is 29628829082.

28092882692 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501658592 + ... + 501658647.

It is an arithmetic number, because the mean of its divisors is an integer number (4682147120).

Almost surely, 228092882692 is an apocalyptic number.

It is an amenable number.

28092882692 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28092882692 is a wasteful number, since it uses less digits than its factorization.

28092882692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003317250 (or 1003317248 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 56.

The spelling of 28092882692 in words is "twenty-eight billion, ninety-two million, eight hundred eighty-two thousand, six hundred ninety-two".

Divisors: 1 2 4 7 14 28 1003317239 2006634478 4013268956 7023220673 14046441346 28092882692